Collaborative Occultation Resources and Archive (CORA)

Occultations | Observations | Reports | Info + Credits | JOA | Admin | Login

Stellar Occultation by (874) Rotraut on 2024-07-31 (01:17:19 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
 Occultation UUID [and db] : 3551d5c0-8661-11ef-78cd-9304b5ff892f [asteroids]

 Occultation Date + Time   : 2024-07-31 at 01:17:19 UT +/- 0.01 min  [1]
 Object Designation        : (874) Rotraut
 Star Designation          : GDR3 4252650220185628416
 Star Coordinates (ICRF)   : RA = 18 39 07.5383, DE = -07 28 12.651  [2]
 Star Magnitudes           : G = 14.68 mag, RP = 13.88 mag, BP = 15.34 mag
 Object Magnitude          : V = 15.14 mag
 Estimated Magnitude Drop  : 1.0 mag
 Estimated Max. Duration   : 5.8 sec
 Object Mean Diameter      : 56.5 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 9.7 km/s
 Elongation to Moon & Sun  : 148° (sunlit = 20%), Sun = 148°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 0.99 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#80

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


More Data and Informations
SiMDA | 3D Asteroid Catalogue | Johnston Archive | Star at CDS (Vizier) | JPL Small-Body Node | Minor Planet Center | Wikipedia
(If error 404: link not valid which means no data available)


Interactive map



Aladin Sky Atlas
Aladin Lite direct link (has Gaia overlay)